Home / 21,846.31-32,698.97-11,301.80

Finding the Fourth Proportional to 21,846.31, 32,698.97 and 11,301.80

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Solution

The fourth proportional to 21,846.31, 32,698.97 and 11,301.80 is: 16,916.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,846.31 : 32,698.97 = 11,301.80 : x
  2. Step 2: Convert to fraction form
    21,846.31/32,698.97 = 11,301.80/x
  3. Step 3: Cross multiply
    21,846.31x = 32,698.97 × 11,301.80
  4. Step 4: Simplify right side
    21,846.31x = 369,557,285.64
  5. Step 5: Solve for x
    x = 369,557,285.64/21,846.31
  6. Step 6: Final answer
    x = 16,916.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.